Messages in this thread Patch in this message | | | Date | Fri, 28 Feb 2003 12:48:06 +0000 (GMT) | From | Hugh Dickins <> | Subject | Re: Rising io_load results Re: 2.5.63-mm1 |
| |
On Thu, 27 Feb 2003, Andrew Morton wrote: > > No, it is still wrong. Mapped cannot exceed MemTotal.
It needs this in addition to Dave's patch from yesterday:
--- 2.5.63-objfix-1/mm/rmap.c Thu Feb 27 23:37:28 2003 +++ 2.5.63-objfix-2/mm/rmap.c Fri Feb 28 12:33:58 2003 @@ -349,7 +349,8 @@ BUG(); if (atomic_read(&page->pte.mapcount) == 0) BUG(); - atomic_dec(&page->pte.mapcount); + if (atomic_dec_and_test(&page->pte.mapcount)) + dec_page_state(nr_mapped); return; } - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |